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Mathematics
Mathematics
Problem
In the standard equation of a circle
(
x
−
h
)
2
+
(
y
−
k
)
2
=
r
2
(x - h)^2 + (y - k)^2 = r^2
(
x
−
h
)
2
+
(
y
−
k
)
2
=
r
2
, what is the point
(
h
,
k
)
(h,k)
(
h
,
k
)
called? a) Centre of the circle b) A point on the circle c) Endpoint of a radius d) Focus of the circle
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